1error[E0119]: conflicting implementations of trait `std::marker::Unpin` for type `Foo<_, _>`: 2 --> $DIR/conflict-unpin.rs:3:15 3 | 43 | #[pin_project(UnsafeUnpin)] //~ ERROR E0119 5 | ^^^^^^^^^^^ conflicting implementation for `Foo<_, _>` 6... 710 | impl<T, U> Unpin for Foo<T, U> where T: Unpin {} 8 | --------------------------------------------- first implementation here 9 | 10 = note: upstream crates may add a new impl of trait `pin_project::UnsafeUnpin` for type `pin_project::__private::Wrapper<'_, Foo<_, _>>` in future versions 11 12error[E0119]: conflicting implementations of trait `std::marker::Unpin` for type `Bar<_, _>`: 13 --> $DIR/conflict-unpin.rs:12:15 14 | 1512 | #[pin_project(UnsafeUnpin)] //~ ERROR E0119 16 | ^^^^^^^^^^^ conflicting implementation for `Bar<_, _>` 17... 1819 | impl<T, U> Unpin for Bar<T, U> {} 19 | ------------------------------ first implementation here 20 | 21 = note: upstream crates may add a new impl of trait `pin_project::UnsafeUnpin` for type `pin_project::__private::Wrapper<'_, Bar<_, _>>` in future versions 22 23error[E0119]: conflicting implementations of trait `std::marker::Unpin` for type `Baz<_, _>`: 24 --> $DIR/conflict-unpin.rs:21:15 25 | 2621 | #[pin_project(UnsafeUnpin)] //~ ERROR E0119 27 | ^^^^^^^^^^^ conflicting implementation for `Baz<_, _>` 28... 2928 | impl<T: Unpin, U: Unpin> Unpin for Baz<T, U> {} 30 | -------------------------------------------- first implementation here 31 | 32 = note: upstream crates may add a new impl of trait `pin_project::UnsafeUnpin` for type `pin_project::__private::Wrapper<'_, Baz<_, _>>` in future versions 33